FM 23-5 Department Of The Army Field Manual, U.S. Rifle, Caliber .30, M1 1965-05-17
"This manual is a guide for commanders and instructors in presenting instruction and training in the mechanical operation of the Ml rifle. It includes a detailed description of the rifle and its general characteristics; procedures for disassembly and assembly; methods of loading; an explanation of functioning; a discussion of stoppages and immediate action; a description of the ammunition; and instructions on the care and cleaning of both the weapon and ammunition. The material presented is applicable, without modification, to both nuclear and nonnuclear warfare."
Digitized by AHEC (U.S. Army Heritage Collections)
http://www.carlisle.army.mil/ahec/Cover title
"May, 1965."
This manual supersedes FM 23-5, 26 September 1958, including C1, 22 June 1960
Includes bibliographical references (page 27)